panda3d/panda/src/display/displayRegion.h
khillesl 9d1b7d31d6 Display regions must now be setup into groups by using parenthesis in
window_db.  Also, changes in camera nodes results in events being thrown.
2001-07-03 19:15:58 +00:00

113 lines
3.1 KiB
C++

// Filename: displayRegion.h
// Created by: mike (09Jan97)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://www.panda3d.org/license.txt .
//
// To contact the maintainers of this program write to
// panda3d@yahoogroups.com .
//
////////////////////////////////////////////////////////////////////
#ifndef DISPLAYREGION_H
#define DISPLAYREGION_H
//
////////////////////////////////////////////////////////////////////
// Includes
////////////////////////////////////////////////////////////////////
#include <pandabase.h>
#include <referenceCount.h>
#include <camera.h>
#include "plist.h"
////////////////////////////////////////////////////////////////////
// Defines
////////////////////////////////////////////////////////////////////
class GraphicsLayer;
class GraphicsChannel;
class GraphicsWindow;
class GraphicsPipe;
////////////////////////////////////////////////////////////////////
// Class : DisplayRegion
// Description :
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA DisplayRegion : public ReferenceCount {
public:
DisplayRegion(GraphicsLayer *);
DisplayRegion(GraphicsLayer *,
const float l, const float r,
const float b, const float t);
DisplayRegion(int xsize, int ysize);
virtual ~DisplayRegion();
PUBLISHED:
INLINE void get_dimensions(float &l, float &r, float &b, float &t) const;
INLINE float get_left() const;
INLINE float get_right() const;
INLINE float get_bottom() const;
INLINE float get_top() const;
void set_dimensions(float l, float r, float b, float t);
INLINE GraphicsLayer *get_layer() const;
GraphicsChannel *get_channel() const;
GraphicsWindow *get_window() const;
GraphicsPipe *get_pipe() const;
void set_camera(Camera *camera);
INLINE Camera *get_camera() const;
INLINE void set_cull_frustum(ProjectionNode *cull_frustum);
INLINE ProjectionNode *get_cull_frustum() const;
INLINE void set_active(bool active);
INLINE bool is_active() const;
INLINE void compute_pixels(const int x, const int y);
INLINE void get_pixels(int &pl, int &pr, int &pb, int &pt) const;
INLINE void get_region_pixels(int &xo, int &yo, int &w, int &h) const;
INLINE int get_pixel_width() const;
INLINE int get_pixel_height() const;
void output(ostream &out) const;
protected:
float _l;
float _r;
float _b;
float _t;
int _pl;
int _pr;
int _pb;
int _pt;
GraphicsLayer *_layer;
PT(Camera) _camera;
PT(ProjectionNode) _cull_frustum;
bool _active;
private:
DisplayRegion(const DisplayRegion &);
DisplayRegion& operator=(const DisplayRegion &);
friend class GraphicsLayer;
};
INLINE ostream &operator << (ostream &out, const DisplayRegion &dr);
#include "displayRegion.I"
#endif /* DISPLAYREGION_H */